Best/Must Have Android Apps/Games for any Android user

I wanted know what you (who ever is reading this) think the best/ must have apps/game for any android user (preferably free)

I am trying to create a list for myself and anyone else who is interested.

Here are the apps/games i have so far and it is being updated

- Pocket (Android 2.2 and up)

- Netflix (Android 2.2 and up)

- Movies by Flixster (Varies with Device)

- EverNote (Android 1.6 and up)

- DropBox (Varies with Device)

- Instagram (Android 2.2 and up)

- Engadget (Android 2.1 and up)

- Chrome for Android (Android 4.0 and up)

- Schemer (Android 2.2 and up)

- Google + (Varies with Device)

- Google Drive (Android 2.1 and up)

- Androidify (Android 2.1 and up)

- Car Home (Android 2.2)

- Pulse News (Android 2.1 and up)

- Twitter (Android 2.1 and up)

- Flipboard (Android 2.2 and up)

- Google Currents (Android 2.2 and up)

- Angry Birds (Android 1.6 and up) *

- Angry Birds Seasons (Android 1.6 and up)

- Logo Quiz (Android 2.1 and up)

- Car Logo Quiz (Android 2.1 and up)

- Draw Something Free (Android 2.1 and up)

- Words with Friends Free (Varies with Device)

- Temple Run (Android 2.1 and up)

- Fancy (Android 2.2 and up)

- ColorNote (Varies with Device)

- Advanced Task Killer Free (Maybe?)

- SMS Backup (Android 1.5 and up)

- TuneIn Radio (Android 1.6 and up)

- Any.DO (Android 2.2 and up)

- DoubleTwist (Android 2.2 and up)

- Android Central Forums (Varies with Device)

- The Verge (Android 2.2 and up)

- Astrid Task/To-do List (Varies with Device)

- Wheres My Droid (Android 2.2 and up)

- Whatsapp (Android 2.1 and up)